A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.
Classification: Nuts of iron or steel
NSN 5999-00-390-5598
NSN 5945-00-456-4338
NSN 6320-01-100-7554
NSN 6110-01-153-0362
NSN 5975-01-644-6759
NSN 6150-01-212-6559
NSN 6150-01-230-4430
NSN 5996-01-506-7585
NSN 6110-01-261-1560
NSN 5855-01-302-5493
NSN 5990-00-412-4411
NSN 5905-00-396-0066